Illness of someone in the house.
Dream dictionary: Winding Sheet dream meanings
…To dream of a wedding-dress or winding–sheet portends a death, but not necessarily that of the person directly associated in the dream with the wedding-dress or winding–sheet. To dream of clothes in general signifies petty disappointments and minor ailments….
…with all the horrible disfigurements of advanced decomposition. But the climax of horror was not yet reached, for, as I gazed, the corpse slowly opened its eyes, and, with a hideous flippancy, winked and leered at me. I awoke sweating with fright, and two or three days later my host died in a fit of apoplexy.A friend of mine, before the death of her brother, dreamed she went to the window one still and moonlight night, and, on peeping out, saw her brother standing on the garden path, looking up at her. His eyes were glassy, his cheeks white and fleshless, and he was swathed all over in a winding–sheet. The sight so shocked her that she awoke, and within the week received tidings that her brother was dead. But these are exceptions, and I maintain that as a rule dreams of the dead presage births, engagements, and marriages….